| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H5OH + CO2 = C6H4(OH)COOH
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
(NH4)2SO4(s) = NH3(g) + H2O(g) + SO3(g) =>
(NH4)2SO4(s) = 2 NH3(g) + H2O(g) + SO3(g)
Ba(OH)2 + MgO = BaO + Mg(OH)2 =>
Ba(OH)2 + MgO = BaO + Mg(OH)2
NH2{-} + H2O = NH{2-} + H3O{+} =>
NH2{-} + H2O = NH{2-} + H3O{+}
SrNO3 + NH4P = SrP + NH4NO3 =>
SrNO3 + NH4P = SrP + NH4NO3
Ca + HCe = CaCe2 + H2 =>
Ca + 2 HCe = CaCe2 + H2
CuSO4 + ZnSO4 = CuZn(SO4)2 =>
CuSO4 + ZnSO4 = CuZn(SO4)2
MnO2 + CuO = MnO + CuO2 =>
MnO2 + CuO = MnO + CuO2
P4(s) + F2(g) = PF3(g) =>
P4(s) + 6 F2(g) = 4 PF3(g)
C21H44(s) + O2(g) = CO2 + H2O =>
C21H44(s) + 32 O2(g) = 21 CO2 + 22 H2O
Na3PO4 + BaF2 = Ba3(PO4)2 + NaF =>
2 Na3PO4 + 3 BaF2 = Ba3(PO4)2 + 6 NaF
FeCl3 + C6N6FeK4 = KCl + C18Fe7N18 =>
4 FeCl3 + 3 C6N6FeK4 = 12 KCl + C18Fe7N18
KClO3 + CrCl2 + KOH = K2CrO4 + KCl + H2O =>
2 KClO3 + 3 CrCl2 + 12 KOH = 3 K2CrO4 + 8 KCl + 6 H2O
Al(s) + F2(g) = AlF3(s) =>
2 Al(s) + 3 F2(g) = 2 AlF3(s)
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
(NH4)3P + Pb(NO2)4 = (NH4)(NO2) + Pb3P4 =>
4(NH4)3P + 3 Pb(NO2)4 = 12(NH4)(NO2) + Pb3P4
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
NH3(g) + F2(g) = NH4F(s) + NF3(g) =>
4 NH3(g) + 3 F2(g) = 3 NH4F(s) + NF3(g)
CrO42{-} + HSO3{-} + H{+} = Cr3{+} + SO42{-} + H2O =>
237 CrO42{-} + 248 HSO3{-} + 316 H{+} = 79 Cr3{+} + 248 SO42{-} + 282 H2O
Pb3O4 + H{+} = PbO2 + Pb{+2} + H2O =>
Pb3O4 + 4 H{+} = PbO2 + 2 Pb{+2} + 2 H2O
Fe(s) + F2(g) = FeF3(s) =>
2 Fe(s) + 3 F2(g) = 2 FeF3(s)
CuFeS2 + H2SO4 = FeSO4 + CuSO4 + H2S =>
CuFeS2 + 2 H2SO4 = FeSO4 + CuSO4 + 2 H2S
(NH4)2CU(SO4)2 + KI = (NH4)2CU(I)4 + K2SO4 =>
(NH4)2CU(SO4)2 + 4 KI = (NH4)2CU(I)4 + 2 K2SO4
MgCO3 + Cr(NO3)3 = Mg(NO3)2 + Cr2(CO3)3 =>
3 MgCO3 + 2 Cr(NO3)3 = 3 Mg(NO3)2 + Cr2(CO3)3
NaNO3 + NiCO3 = Na2CO3 + Ni(NO3)2 =>
2 NaNO3 + NiCO3 = Na2CO3 + Ni(NO3)2
Cs(s) + H2O(l) = CsOH(s) + H2(g) =>
2 Cs(s) + 2 H2O(l) = 2 CsOH(s) + H2(g)
Sn{2+} + Hg2Cl2 + Cl{-} = Hg + [SnCl6]{2-} =>
Sn{2+} + Hg2Cl2 + 4 Cl{-} = 2 Hg + [SnCl6]{2-}
I2 + S2O3({-}2) = I{-} + S4O6({-}2) =>
I2 + 4 S2O3({-}2) = 2 I{-} + 2 S4O6({-}2)
FeSO4(aq) + BaCl2 = FeCl2 + BaSO4 =>
FeSO4(aq) + BaCl2 = FeCl2 + BaSO4
PCl3 + Br2 + H2O = HBr + H3PO4 + HCl =>
PCl3 + Br2 + 4 H2O = 2 HBr + H3PO4 + 3 HCl
NaOH + Cl2O5 = H2O + Na2Cl2O6 =>
2 NaOH + Cl2O5 = H2O + Na2Cl2O6
ZnO + NH4OH = ZnOH + NH4O =>
ZnO + NH4OH = ZnOH + NH4O
AlCl3*6H2O + NH3 = Al2O3 + NH4Cl + H2O =>
2 AlCl3*6H2O + 6 NH3 = Al2O3 + 6 NH4Cl + 9 H2O
HCO + O2 = HO2 + CO =>
HCO + O2 = HO2 + CO
K2Cr2O3 + H2SO4 + O2 = KHSO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O3 + 10 H2SO4 + O2 = 4 KHSO4 + 2 Cr2(SO4)3 + 8 H2O
Fe(s) + Sn(NO3)4(aq) = Fe(NO3)3(aq) + Sn(s) =>
4 Fe(s) + 3 Sn(NO3)4(aq) = 4 Fe(NO3)3(aq) + 3 Sn(s)
Na2CrO7 + H2O + S = SO2 + NaOH + Cr203 =>
203 Na2CrO7 + 203 H2O + 609 S = 609 SO2 + 406 NaOH + Cr203
MgO + HOH = MgH2 + O2 =>
MgO + HOH = MgH2 + O2
P + KCrO3 + H2O = H3PO4 + KCr =>
6 P + 5 KCrO3 + 9 H2O = 6 H3PO4 + 5 KCr
Ar + Br = ArBr =>
Ar + Br = ArBr
S2O3({-}2) + I2 = S4O6({-}2) + I({-}) =>
4 S2O3({-}2) + I2 = 2 S4O6({-}2) + 2 I({-})
Ag + MgBr2 = AgBr + Mg2 =>
4 Ag + 2 MgBr2 = 4 AgBr + Mg2
CH3I + Na = NaI + CH3 =>
CH3I + Na = NaI + CH3
Cu(OH)2 + NH3 = HNO3 + Cu2O + H2O =>
8 Cu(OH)2 + NH3 = HNO3 + 4 Cu2O + 9 H2O
K2Cr2O3 + H2SO4 + O2 = KHSO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O3 + 10 H2SO4 + O2 = 4 KHSO4 + 2 Cr2(SO4)3 + 8 H2O
AlCl(OH)2 + NaOH = Al(OH)3 + NaCl =>
AlCl(OH)2 + NaOH = Al(OH)3 + NaCl
CaO + C6H8O7 = Ca3(C6H5O7)2 + H2O =>
3 CaO + 2 C6H8O7 = Ca3(C6H5O7)2 + 3 H2O
H2O + K(s) = KOH(l) + H2(g) =>
2 H2O + 2 K(s) = 2 KOH(l) + H2(g)
Al2O3 + C + Cl = CO + AlCl3 =>
Al2O3 + 3 C + 6 Cl = 3 CO + 2 AlCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/30/24
Équations équilibrées sur11/29/23
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